The outbreak of listeriosis linked to cantaloupes from a Colorado farm field is heightening concerns over its presence in other foods–especially those founds behind the deli counter. Food-safety experts warn consumers to be aware that listeria, a common environmental bacterium, is linked primarily with meat and animal products, as well as with dairy products …

This copy is for your personal, non-commercial use only. Distribution and use of this material are governed by our Subscriber Agreement and by copyright law. For non-personal use or to order multiple copies, please contact Dow Jones Reprints at 1-800-843-0008 or visit www.djreprints.com.